#include <stdio.h>
#include <math.h>
main()
{   double y;
    int x,m;
    for(y = 1;y >= -1;y-=0.1)
    {
        m = acos(y) * 10;
        for (x = 1;x < m;x++)printf("");
        printf("*");
        for(;x<62-m;x++)printf("");
        printf("*\n"); 


    }

            //吴昌源


}